Which airport typically offers the quickest layover for flights from Dallas/Fort Worth Airport to Seattle?

Flights via Las Vegas (LAS) offer the fastest connection on this route, with an average layover time of 2h 46m.

How often are flights from Dallas to Seattle delayed?

About 19% of weekly flights between Dallas and Seattle have experienced delays in the past year, with the average delay time being 157 minutes.

Which airline has the best punctuality record on Dallas to Seattle flights?

Over the last year, Frontier have had the lowest number of delays on this route, with just 11% of flights being delayed.

What day of the week experiences the fewest flight delays on this route?

Friday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

What’s the top layover airport for flights from Dallas/Fort Worth Airport to Seattle?

Denver (DEN) – chosen by Cheapflights users on 80% of 1-stop itineraries from Dallas/Fort Worth Airport to Seattle on Cheapflights.

What’s the fastest layover option from Dallas/Fort Worth Airport to Seattle?

Flights via Las Vegas (LAS) have the shortest average one-way travel time for 1-stop routes: 7h 30m.

What’s the cheapest layover airport for flights from Dallas/Fort Worth Airport to Seattle?

Las Vegas (LAS) is the most affordable 1-stop option, with an average round-trip price of $164.

What is the most punctual flight time for Dallas to Seattle flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

How long is the flight from Dallas/Fort Worth Airport to Seattle?

There are many flights that can get you from Dallas/Fort Worth Airport to Seattle in 8h 12m. Fly via Delta to get the fastest option. There are 1657 mi between Dallas/Fort Worth Airport and Seattle.

What are the cheapest airlines flying from Dallas/Fort Worth Airport to Seattle round-trip?

According to our current data, Frontier ($64), Spirit Airlines ($76), and Hawaiian Airlines ($108) offers the cheapest pricing from Dallas/Fort Worth Airport to Seattle. Frontier is 76% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Seattle one-way?

The cheapest airlines for a one-way flight from Dallas/Fort Worth Airport to Seattle are Frontier ($55), Spirit Airlines ($55), and Delta ($89).

Weekly flight availability from Dallas/Fort Worth Airport to Seattle

The most flights from DFW to SEA are scheduled on a Monday (59 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (18 on average).

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

What are the cheapest flights from Dallas/Fort Worth Airport to Seattle?

On average you can expect to pay $1,267 for a flight from Dallas/Fort Worth Airport to Seattle. The cheapest flight overall is $98 while the most popular route, (Dallas/Fort Worth - Seattle/Tacoma Intl) is currently priced at $116.

What are the most reliable airlines from Dallas/Fort Worth Airport to Seattle?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas/Fort Worth Airport to Seattle on time: Japan Airlines (80%), Hawaiian Airlines (76%), Scandinavian Airlines (75%).

What are the most popular airlines that fly from Dallas/Fort Worth Airport to Seattle?

Alaska Airlines, American Airlines and Frontier are the most popular airlines when flying from Dallas/Fort Worth Airport to Seattle.

Where are the most common layover locations when flying from Dallas/Fort Worth Airport to Seattle?

Flights departing from Dallas/Fort Worth Airport and landing in Seattle layover in Las Vegas most frequently.

Where are the least popular layover locations for Dallas/Fort Worth Airport to Seattle flights?

Dallas/Fort Worth Airport to Seattle flights have a layover in Denver the least frequently.

What are some popular things to do or see while on a layover in Las Vegas?

Fremont Street Experience, Fountains of Bellagio, and Stratosphere Tower are currently the most popular points of interest in Las Vegas at the moment. Fremont Street Experience, Fountains of Bellagio and Stratosphere Tower are located about 5.9 mi, 2.3 mi, and 4.3 mi, respectively from Las Vegas Harry Reid Intl if you are interested in checking them out. Travelers in need of a car in Las Vegas can rent one for about $48 per day.

Most accurate provider : When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Dallas/Fort Worth Airport-Seattle flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Seattle flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dallas/Fort Worth Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to Seattle from Dallas/Fort Worth?

Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Dallas/Fort Worth to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Dallas/Fort Worth; the airport handles an average of 39 inbound flights from Dallas/Fort Worth per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Seattle airport from Dallas/Fort Worth. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

Can I find deals for flights from Dallas/Fort Worth to Seattle that include hotel bookings?

Yes. In addition to deals on Dallas/Fort Worth to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dallas/Fort Worth to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Seattle.

Can I find deals for business class flights from Dallas/Fort Worth to Seattle?

Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$91+ Flights from Dallas/Fort Worth Airport to Seattle

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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheapflights Tip: The best prices from Dallas/Fort Worth to Seattle/Tacoma Intl are usually found in January or February, booked 38 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Dallas/Fort Worth to Seattle

Cheapest flights from Dallas/Fort Worth to Seattle
Explore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Wed 12/317:15 amDFW - SEA

1 stop7h 15mFrontier

Tue 1/61:00 pmSEA - DFW

1 stop7h 48mFrontier

Deal found 12/21

$282

Sat 12/2710:30 amDFW - SEA

1 stop8h 47mMultiple Airlines

Sun 1/256:02 pmSEA - DFW

Nonstop3h 56mMultiple Airlines

Deal found 12/21

$300

Sat 12/2710:30 amDFW - SEA

1 stop8h 47mFrontier

Sun 2/2212:00 pmSEA - DFW

1 stop19h 15mFrontier

Deal found 12/22

$302

Sat 12/2710:30 amDFW - SEA

1 stop8h 47mFrontier

Tue 1/67:13 pmSEA - DFW

1 stop17h 58mFrontier

Deal found 12/21

$312

Tue 12/3010:47 pmDFW - SEA

1 stop15h 43mFrontier

Sat 1/102:49 pmSEA - DFW

1 stop20h 04mFrontier

Deal found 12/21

$313

Fri 12/268:54 amDFW - SEA

1 stop7h 00mFrontier

Mon 1/56:33 pmSEA - DFW

1 stop18h 38mFrontier

Deal found 12/21

$319

Wed 12/318:00 amDFW - SEA

Nonstop4h 36mMultiple Airlines

Tue 1/61:00 pmSEA - DFW

1 stop7h 48mMultiple Airlines

Deal found 12/21

$323

Mon 12/227:25 amDFW - SEA

1 stop8h 29mFrontier

Tue 1/61:00 pmSEA - DFW

1 stop7h 48mFrontier

Deal found 12/21

$333

Sat 12/2710:30 amDFW - SEA

1 stop8h 47mFrontier

Sun 1/2512:34 pmSEA - DFW

1 stop19h 11mFrontier

Deal found 12/21

$335

Fri 12/268:54 amDFW - SEA

1 stop7h 00mFrontier

Fri 1/27:48 pmSEA - DFW

1 stop11h 37mFrontier

Deal found 12/21

$337

Wed 12/317:00 amDFW - SEA

Nonstop4h 26mAmerican Airlines

Sun 1/187:35 amSEA - DFW

Nonstop3h 58mAmerican Airlines

Deal found 12/22

$340

Sun 12/2110:47 pmDFW - SEA

1 stop13h 24mFrontier

Tue 1/67:13 pmSEA - DFW

1 stop17h 58mFrontier

Deal found 12/21

$341

Best flights from Dallas/Fort Worth to Seattle
Discover carefully curated flight deals from Dallas/Fort Worth to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 23, 2025.

Thu 2/56:45 amDFW - SEA

1 stop8h 12mDelta

Sun 2/85:55 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/23

$187

Tue 3/316:00 amDFW - SEA

Nonstop4h 29mAlaska Airlines

Sat 4/412:23 amSEA - DFW

Nonstop3h 57mAlaska Airlines

Deal found 12/22

$197

Tue 1/206:45 amDFW - SEA

1 stop8h 12mDelta

Tue 1/275:55 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/23

$187

Tue 2/1712:30 pmDFW - SEA

1 stop6h 18mDelta

Sat 2/215:55 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/22

$187

Fri 2/202:59 pmDFW - SEA

1 stop7h 47mDelta

Sun 2/226:35 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/22

$187

Wed 2/186:02 pmDFW - SEA

1 stop8h 07mDelta

Sun 2/226:35 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/22

$187

Tue 1/138:10 amDFW - SEA

Nonstop4h 35mDelta

Sun 1/189:30 amSEA - DFW

Nonstop3h 58mDelta

Deal found 12/21

$197

Fri 2/66:45 amDFW - SEA

1 stop10h 09mDelta

Tue 2/105:55 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/22

$207

Tue 1/136:01 pmDFW - SEA

1 stop7h 21mDelta

Sat 1/175:55 pmSEA - DFW

Nonstop3h 50mDelta

Deal found 12/20

$207

Thu 1/224:25 pmDFW - SEA

Nonstop4h 30mDelta

Tue 1/2712:00 pmSEA - DFW

1 stop9h 19mDelta

Deal found 12/22

$207

Wed 3/46:00 amDFW - SEA

Nonstop4h 33mDelta

Mon 3/96:00 amSEA - DFW

1 stop9h 19mDelta

Deal found 12/21

$207

Last-minute flights from Dallas/Fort Worth to Seattle
Discover last-minute flight deals from Dallas/Fort Worth to Seattle. Data last updated December 23, 2025 and is based on user searches.

Wed 1/76:23 pmDFW - SEA

1 stop16h 41mFrontier

Thu 1/89:23 pmSEA - DFW

1 stop25h 12mFrontier

Deal found 12/22

$183

Thu 1/812:17 pmDFW - SEA

1 stop9h 51mFrontier

Sat 1/173:58 pmSEA - DFW

1 stop17h 40mFrontier

Deal found 12/22

$166

Thu 1/89:59 pmDFW - SEA

1 stop15h 22mMultiple Airlines

Sat 1/1010:19 amSEA - DFW

1 stop17h 16mMultiple Airlines

Deal found 12/21

$174

Thu 1/89:59 pmDFW - SEA

1 stop15h 22mMultiple Airlines

Mon 1/125:38 pmSEA - DFW

1 stop9h 57mMultiple Airlines

Deal found 12/21

$179

Fri 1/99:59 pmDFW - SEA

1 stop17h 35mFrontier

Mon 1/129:02 pmSEA - DFW

1 stop16h 32mFrontier

Deal found 12/20

$169

Sat 1/104:44 pmDFW - SEA

1 stop20h 37mFrontier

Mon 1/121:02 pmSEA - DFW

2 stops9h 07mFrontier

Deal found 12/21

$176

Mon 1/122:37 pmDFW - SEA

1 stop7h 10mMultiple Airlines

Mon 1/199:10 pmSEA - DFW

1 stop17h 25mMultiple Airlines

Deal found 12/21

$172

Mon 1/122:37 pmDFW - SEA

1 stop7h 10mMultiple Airlines

Sat 1/243:50 pmSEA - DFW

Nonstop3h 59mMultiple Airlines

Deal found 12/21

$177

Wed 1/213:27 pmDFW - SEA

Nonstop4h 31mMultiple Airlines

Mon 2/912:34 pmSEA - DFW

1 stop6h 24mMultiple Airlines

Deal found 12/22

$170

Wed 1/218:45 amDFW - SEA

1 stop8h 12mMultiple Airlines

Wed 1/286:02 pmSEA - DFW

Nonstop3h 56mMultiple Airlines

Deal found 12/22

$171

Thu 1/227:00 amDFW - SEA

1 stop6h 19mFrontier

Mon 1/2612:34 pmSEA - DFW

1 stop9h 37mFrontier

Deal found 12/21

$182

Thu 1/2210:00 amDFW - SEA

Nonstop4h 39mHawaiian Airlines

Wed 1/289:45 pmSEA - DFW

1 stop17h 29mHawaiian Airlines

Deal found 12/21

$184

One-way flights from Dallas/Fort Worth to Seattle
Search for one-way flight options from Dallas/Fort Worth to Seattle. Find affordable one-way fares based on user searches. Data last updated December 23, 2025.

Mon 1/267:00 amDFW - SEA

1 stop6h 19mFrontier

Deal found 12/22

$91

Sun 1/116:45 amDFW - SEA

1 stop6h 36mFrontier

Deal found 12/21

$94

Fri 1/165:45 amDFW - SEA

1 stop8h 09mMultiple Airlines

Deal found 12/22

$96

Wed 1/78:00 amDFW - SEA

1 stop27h 04mFrontier

Deal found 12/20

$97

Tue 1/278:45 amDFW - SEA

1 stop8h 12mMultiple Airlines

Deal found 12/21

$98

Sat 2/216:00 amDFW - SEA

Nonstop4h 33mDelta

Deal found 12/22

$99

Wed 1/1410:00 amDFW - SEA

2 stops27h 54mMultiple Airlines

Deal found 12/22

$100

Thu 2/199:55 pmDFW - SEA

2 stops24h 16mFrontier

Deal found 12/20

$101

Sun 2/228:02 pmDFW - SEA

2 stops25h 57mFrontier

Deal found 12/22

$105

Wed 1/218:50 amDFW - SEA

2 stops26h 46mFrontier

Deal found 12/21

$106

Fri 2/2010:31 pmDFW - SEA

2 stops15h 30mFrontier

Deal found 12/22

$107

Fri 1/2310:54 pmDFW - SEA

1 stop14h 45mFrontier

Deal found 12/23

$108

Find flight deals from Dallas/Fort Worth to Seattle

Most accurate provider	CheapOair 3 stars
Most trusted provider	CheapOair 3 stars
Round-trip from	$161 (Kiwi.com)
One-way from	$91 (Mytrip)
Popular in	July
Cheapest in	January
Average price	$303
Good round-trip deal	$266 or less
Good one-way deal	$179 or less

Provider with most accurate pricing for Dallas/Fort Worth-Seattle/Tacoma Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Dallas/Fort Worth-Seattle/Tacoma Intl flights.

Search Deals

From Dallas/Fort Worth to Seattle/Tacoma Intl

Search Deals

One-way flight from Dallas/Fort Worth to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($37 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Dallas/Fort Worth to Seattle/Tacoma Intl.

Search Deals

Price to beat on a one-way flight from Dallas/Fort Worth to Seattle/Tacoma Intl.

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Dallas/Fort Worth Airport to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Thu 2/5

6:45 am-12:57 pm

1 stop8h 12m

Seattle/Tacoma Intl

Sun 2/8

5:55 pm-11:45 pm

Nonstop3h 50m

$187

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 1/20

6:45 am-12:57 pm

1 stop8h 12m

Seattle/Tacoma Intl

Tue 1/27

5:55 pm-11:45 pm

Nonstop3h 50m

$187

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 2/17

12:30 pm-4:48 pm

1 stop6h 18m

Seattle/Tacoma Intl

Sat 2/21

5:55 pm-11:45 pm

Nonstop3h 50m

$187

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Fri 2/20

2:59 pm-8:46 pm

1 stop7h 47m

Seattle/Tacoma Intl

Sun 2/22

6:35 pm-12:25 am

Nonstop3h 50m

$187

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Wed 2/18

6:02 pm-12:09 am

1 stop8h 07m

Seattle/Tacoma Intl

Sun 2/22

6:35 pm-12:25 am

Nonstop3h 50m

$187

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 3/31

6:00 am-8:29 am

Nonstop4h 29m

Seattle/Tacoma Intl

Sat 4/4

12:23 am-6:20 am

Nonstop3h 57m

$197

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 1/13

8:10 am-10:45 am

Nonstop4h 35m

Seattle/Tacoma Intl

Sun 1/18

9:30 am-3:28 pm

Nonstop3h 58m

$197

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Fri 2/6

6:45 am-2:54 pm

1 stop10h 09m

Seattle/Tacoma Intl

Tue 2/10

5:55 pm-11:45 pm

Nonstop3h 50m

$207

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Tue 1/13

6:01 pm-11:22 pm

1 stop7h 21m

Seattle/Tacoma Intl

Sat 1/17

5:55 pm-11:45 pm

Nonstop3h 50m

$207

DallasSeattle

DFW - SEA

DFWSEA

Dallas/Fort Worth

Thu 1/22

4:25 pm-6:55 pm

Nonstop4h 30m

Seattle/Tacoma Intl

Tue 1/27

12:00 pm-11:19 pm

1 stop9h 19m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 23 results

Compare providers for flights from Dallas/Fort Worth to Seattle

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Dallas/Fort Worth to Seattle in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star
CheapOair	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 stars	Trust Score*3 stars
Trip.com	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Dallas/Fort Worth Airport-Seattle flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Dallas/Fort Worth Airport-Seattle flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Dallas/Fort Worth Airport-Seattle flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Dallas/Fort Worth Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Dallas/Fort Worth to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Dallas/Fort Worth with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dallas/Fort Worth Airport to Seattle

Prices

Airlines

Delays

How far ahead should I book a flight from Dallas/Fort Worth Airport to Seattle?

Booking 38 days in advance of your planned departure date is, on average, the best time to get cheap flights from Dallas/Fort Worth Airport to Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of $65). Flying from Dallas/Fort Worth Airport to Seattle in June is currently the most expensive (average of $166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DFW to SEA?

It’s optimal to fly from Dallas/Fort Worth Airport to Seattle in the morning. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from Dallas/Fort Worth Airport to Seattle?

Travelers seeking maximum savings on their Dallas/Fort Worth Airport to Seattle flight should consider departing on Friday afternoons when fares are most often at their lowest. Monday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

The best insider tips for Dallas/Fort Worth Airport to Seattle flights

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas/Fort Worth Airport to Seattle trip

Airlines

Alaska Airlines

Alaska Airlines offers 32” legroom in Main Cabin, ideal for medium-haul comfort.

Alaska Airlines provides flat-fee Wi-Fi, perfect for staying productive on longer flights.

Frontier

Frontier's UpFront Plus seats guarantee an empty middle seat for added comfort.

Frontier offers Zone 1 boarding with a carry-on purchase, ensuring quicker boarding.

Airports

DFW

For a quick departure, use the Skylink Train to efficiently move between terminals at DFW. Trains run every two minutes.

SEA

Take the Link light rail from SEA to downtown Seattle. It's affordable, runs every 10 minutes, and takes less than 40 minutes.

Our travel experts

Robert Schrader

Expert on Alaska Airlines

Marisa Garcia

Expert on Frontier

Chris Dong

Expert on DFW

Brandon Schultz

Expert on SEA

Reviews of airlines servicing Seattle

Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Dallas/Fort Worth Airport to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Alaska Airlines

8.0

Very good

11,517 reviews

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Delta

7.9

Good

8,015 reviews

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Hawaiian Airlines

7.8

Good

2,820 reviews

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

American Airlines

7.2

Good

11,050 reviews

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Frontier

5.8

Fair

3,073 reviews

Alaska Airlines

8.0

Very good

11,517 reviews

Reviews

1 / 20

10.0

Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

What airport do you fly into for flights to Seattle from Dallas/Fort Worth?
Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Dallas/Fort Worth to Seattle. You should not have trouble finding flights to Seattle/Tacoma Intl from Dallas/Fort Worth; the airport handles an average of 39 inbound flights from Dallas/Fort Worth per day. You should also have plenty of airline options to choose from since 8 airlines have flights to the Seattle airport from Dallas/Fort Worth. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.
How long is the flight from Dallas/Fort Worth Airport to Seattle?
There are many flights that can get you from Dallas/Fort Worth Airport to Seattle in 8h 12m. Fly via Delta to get the fastest option. There are 1657 mi between Dallas/Fort Worth Airport and Seattle.
What are the cheapest airlines flying from Dallas/Fort Worth Airport to Seattle round-trip?
According to our current data, Frontier ($64), Spirit Airlines ($76), and Hawaiian Airlines ($108) offers the cheapest pricing from Dallas/Fort Worth Airport to Seattle. Frontier is 76% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Seattle one-way?
The cheapest airlines for a one-way flight from Dallas/Fort Worth Airport to Seattle are Frontier ($55), Spirit Airlines ($55), and Delta ($89).
What are the most reliable airlines from Dallas/Fort Worth Airport to Seattle?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Dallas/Fort Worth Airport to Seattle on time: Japan Airlines (80%), Hawaiian Airlines (76%), Scandinavian Airlines (75%).
What are the cheapest flights from Dallas/Fort Worth Airport to Seattle?
On average you can expect to pay $1,267 for a flight from Dallas/Fort Worth Airport to Seattle. The cheapest flight overall is $98 while the most popular route, (Dallas/Fort Worth - Seattle/Tacoma Intl) is currently priced at $116.
Where are the most common layover locations when flying from Dallas/Fort Worth Airport to Seattle?
Flights departing from Dallas/Fort Worth Airport and landing in Seattle layover in Las Vegas most frequently.
What are some popular things to do or see while on a layover in Las Vegas?
Fremont Street Experience, Fountains of Bellagio, and Stratosphere Tower are currently the most popular points of interest in Las Vegas at the moment. Fremont Street Experience, Fountains of Bellagio and Stratosphere Tower are located about 5.9 mi, 2.3 mi, and 4.3 mi, respectively from Las Vegas Harry Reid Intl if you are interested in checking them out. Travelers in need of a car in Las Vegas can rent one for about $48 per day.
Where are the least popular layover locations for Dallas/Fort Worth Airport to Seattle flights?
Dallas/Fort Worth Airport to Seattle flights have a layover in Denver the least frequently.
Can I find deals for flights from Dallas/Fort Worth to Seattle that include hotel bookings?
Yes. In addition to deals on Dallas/Fort Worth to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dallas/Fort Worth to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dallas/Fort Worth to Seattle.
Can I find deals for business class flights from Dallas/Fort Worth to Seattle?
Yes. Cheapflights offers flight deals from Dallas/Fort Worth to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Dallas/Fort Worth Airport to Seattle (average of $65). Flying from Dallas/Fort Worth Airport to Seattle in June is currently the most expensive (average of $166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Other flights to Seattle

Top 8 airlines flying from Dallas/Fort Worth to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$67	Average$211	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$76	Average$168	FlexibilityNo cancel fee	On-time65%
Hawaiian Airlines	Cheapest$123	Average$279	FlexibilityNo cancel fee	On-time85%
Delta	Cheapest$133	Average$281	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$165	Average$327	FlexibilityNo cancel fee	On-time63%
Alaska Airlines	Cheapest$183	Average$312	FlexibilityNo cancel fee	On-time75%
United Airlines	Cheapest$183	Average$306	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$186	Average$323	FlexibilityNo cancel fee	On-time71%

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$91+ Cheap flights from Dallas/Fort Worth (DFW) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/26. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Dallas/Fort Worth to Seattle/Tacoma Intl are usually found in January or February, booked 38 days in advance, depart on a Friday or Wednesday and return on a Friday

Cheap flight deals from Dallas/Fort Worth to Seattle

Cheapest flights from Dallas/Fort Worth to SeattleExplore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Explore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

Find flight deals from Dallas/Fort Worth to Seattle

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Best time to book a flight from Dallas/Fort Worth to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Dallas/Fort Worth with our price prediction graph.

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Everything you need to know about your flight from Dallas/Fort Worth Airport to Seattle

How far ahead should I book a flight from Dallas/Fort Worth Airport to Seattle?

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

What is the cheapest time of day to fly from DFW to SEA?

What is the cheapest day to fly from Dallas/Fort Worth Airport to Seattle?

Weekly flight availability from Dallas/Fort Worth Airport to Seattle

How often are flights from Dallas to Seattle delayed?

What is the most punctual flight time for Dallas to Seattle flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Dallas to Seattle flights?

What’s the top layover airport for flights from Dallas/Fort Worth Airport to Seattle?

What’s the cheapest layover airport for flights from Dallas/Fort Worth Airport to Seattle?

What’s the fastest layover option from Dallas/Fort Worth Airport to Seattle?

Which airport typically offers the quickest layover for flights from Dallas/Fort Worth Airport to Seattle?

The best insider tips for Dallas/Fort Worth Airport to Seattle flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

Cheapflights partnered with top experts to bring you the best recommendations for your Dallas/Fort Worth Airport to Seattle trip

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Related info for your journey

Find useful and relevant information for your journey from Dallas/Fort Worth to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Seattle from Dallas/Fort Worth?

How long is the flight from Dallas/Fort Worth Airport to Seattle?

What are the cheapest airlines flying from Dallas/Fort Worth Airport to Seattle round-trip?

What are the cheapest airlines to fly from Dallas/Fort Worth Airport to Seattle one-way?

What are the most reliable airlines from Dallas/Fort Worth Airport to Seattle?

What are the cheapest flights from Dallas/Fort Worth Airport to Seattle?

Where are the most common layover locations when flying from Dallas/Fort Worth Airport to Seattle?

What are some popular things to do or see while on a layover in Las Vegas?

Where are the least popular layover locations for Dallas/Fort Worth Airport to Seattle flights?

Can I find deals for flights from Dallas/Fort Worth to Seattle that include hotel bookings?

How can I find direct flights from Dallas/Fort Worth to Seattle?

Can I find deals for business class flights from Dallas/Fort Worth to Seattle?

What is the cheapest month to book a flight from Dallas/Fort Worth Airport to Seattle?

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Alternative routes for Dallas/Fort Worth to Seattle

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Top 8 airlines flying from Dallas/Fort Worth to Seattle

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Cheapest flights from Dallas/Fort Worth to Seattle
Explore the most affordable flight options available from Dallas/Fort Worth to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.